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asim asrar


Active since 2018

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inverse filtering image restoration
clc; clear all; close all; f=rgb2gray(im2double(imread('cameraman.tif'))); f=imresize(f,[256 256]) figure,(imshow(f)) [M,N...

4 years ago | 2 answers | 0

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answers

Question


do while in matlab
i have a condition for my code stage A A1= Zmed-Zmin A2=Zmed-Zmax if A1 >0 and A2 <0 go to stage B else w=w+1 if w < wmax ...

4 years ago | 1 answer | 0

1

answer

Question


solving simple coupled equations
can someone help me solving the equations D^2* L =51.8/(1087*25) L / D = 1.178

4 years ago | 1 answer | 0

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Question


getting error as "Data dimensions must agree." can someone help me resolve this
getting error for my code as:- Error using mesh (line 58) Data dimensions must agree. Error in odefun1 (line 79) mesh(X, Y...

5 years ago | 1 answer | 0

1

answer

Question


getting error as Matrix dimensions must agree." can someone help me resolve this
getting error for my code as matrix dimension must agree "have tried to solve coupled wave equation using ode 45 command " error...

5 years ago | 2 answers | 0

2

answers

Question


i ma getting error for my code as " Requested 1202x221430 (4.0GB) array exceeds maximum array size preference. Creation of arrays greater than this limit may take a long time and cause MATLAB to become unresponsive.See array size limit or preference?
my code is as - 1 - function prototype- function dE_omega_dz = odefun(z, E_omega,~,~) dE_omega_dz=zeros(length(E_omega),1);...

5 years ago | 0 answers | 0

0

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getting error for my program as " Error using * Inner matrix dimensions must agree." on line 42 . can someone help me resolve this issue?
clc; clear all; close all; clf; Pi=30*10^13; %input('Enter the value of input power in mW ') t...

5 years ago | 3 answers | 0

3

answers

Question


my code is entering infinite loop when i am trying to solve differential equation using ode45 command , can some one help me fix this
function dE_dz =asim(z,E1,~,~) c=3*1e8; L=800*10^-9 pi=3.1415926535; Dk=20.94; w1=(2*pi*c)/L; %w1=fs*[-N/2:N/2-1]; de...

5 years ago | 1 answer | 0

1

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Question


Inner matrix dimensions must agree. my code is giving this error , can someone help me fix this
clc; Pi=3.98; %input('Enter the value of input power in mW ') t=120*10^-15 ...

5 years ago | 1 answer | 0

1

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Question


in order to solve coupled partial differential equation using FFT , my code is showing error as -
Error using horzcat Requested 240x1094476 (3.9GB) array exceeds maximum array size preference. Creation of arrays greater than ...

5 years ago | 0 answers | 0

0

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program going beyond matrix dimension
%first electric field envelop in fourier space tic; clc clear all close all Po=9; ...

5 years ago | 0 answers | 0

0

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my code is showing not enough input argument error how to resolve
clear all; close all; clc; dx=0.01; L=20; x=-L/2:dx:L/2-dx; f=0*x; f=sech(x); plot(x,f) dt=0.025; % ...

5 years ago | 1 answer | 0

1

answer

Question


getting rank deficient error for my code
I'm trying to write a code for split step fourier transform mrthod. I thought I had worked out all the bugs but now I'm getting ...

5 years ago | 1 answer | 0

1

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Question


i have tried to solve coupled wave equation using split step fourier transform , but getting some issue with the rank
given below is the code for pulse compression and decompression for non linear crystal , here i am getting the warning for rank ...

5 years ago | 0 answers | 0

0

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unable to solve coupled non linear schrodinger wave equation
i have tried to solve system of coupled partial Schrodinger like differential equation. i which i have decoupled the equations a...

5 years ago | 0 answers | 0

0

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Answered
Solve parabolic coupled PDE's using MATLAB's pdepe solver?
i have a system of coupled wave equations given in attachment , which are varying in time and space simultaneously , can the equ...

6 years ago | 0